Modify DSN ODBC

I would like to modify the path of an access database in a DSN.
I declare a dsn with a path=c:\base1\base1.mdb.
I have several base. I have a php page. we can select to connect on a specific base on this page.
I'd like to use only a dsn, and i want to change the path of the base in the dsn. If we select the base 2, the path is c:\base2\base2.mdb.

Introduction:
Often, when running a query with joins, the results show up "duplicates", and often, those duplicates can be "eliminated" in the results using DISTINCT, for example.
Using DISTINCT is simple: just add it after the SELECT keyword, an…

Shadow IT is coming out of the shadows as more businesses are choosing cloud-based applications. It is now a multi-cloud world for most organizations. Simultaneously, most businesses have yet to consolidate with one cloud provider or define an offic…

Using examples as well as descriptions, step through each of the common simple join types, explaining differences in syntax, differences in expected outputs and showing how the queries run along with the actual outputs based upon a simple set of dem…

Polish reports in Access so they look terrific. Take yourself to another level. Equations, Back Color, Alternate Back Color. Write easy VBA Code. Tighten space to use less pages. Launch report from a menu, considering criteria only when it is filled…